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authorEric Dumazet <edumazet@google.com>2023-03-15 20:57:41 +0000
committerDavid S. Miller <davem@davemloft.net>2023-03-17 08:25:05 +0000
commitcee1af825d65b8122627fc2efbc36c1bd51ee103 (patch)
tree0ac92afa20149068ef410606e944163ba6a80a14 /net/ipv4/tcp_input.c
parent731b73dba359e3ff00517c13aa0daa82b34ff466 (diff)
tcp: annotate lockless accesses to sk->sk_err_soft
This field can be read/written without lock synchronization. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index cc072d2cfcd8..8b5b6ca6617d 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3874,7 +3874,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
/* We passed data and got it acked, remove any soft error
* log. Something worked...
*/
- sk->sk_err_soft = 0;
+ WRITE_ONCE(sk->sk_err_soft, 0);
icsk->icsk_probes_out = 0;
tp->rcv_tstamp = tcp_jiffies32;
if (!prior_packets)